patch 74e097435eeb72086c6ed3f43a98ce3f5463d1c6
Author: E. Bosch <presidev@AT@gmail.com>
Date:   Tue Jul 11 01:48:40 CEST 2023
  * exclam: Add edit (!ed) command to modify already sent messages
diff -rN -u old-irgramd/exclam.py new-irgramd/exclam.py
--- old-irgramd/exclam.py	2024-11-22 21:57:27.100815695 +0100
+++ new-irgramd/exclam.py	2024-11-22 21:57:27.100815695 +0100
@@ -6,6 +6,8 @@
 # Use of this source code is governed by a MIT style license that
 # can be found in the LICENSE file included in this project.
 
+from telethon.errors.rpcerrorlist import MessageNotModifiedError, MessageAuthorRequiredError
+
 from utils import command, HELP
 
 class exclam(command):
@@ -13,6 +15,7 @@
         self.commands = \
         { # Command         Handler                       Arguments  Min Max Maxsplit
             '!re':        (self.handle_command_re,                    2,  2,  2),
+            '!ed':        (self.handle_command_ed,                    2,  2,  2),
         }
         self.tg = telegram
         self.irc = telegram.irc
@@ -28,10 +31,14 @@
             res = False
         return res, self.tmp_tg_msg
 
+    async def check_msg(self, cid):
+        id = self.tg.mid.id_to_num_offset(self.tmp_telegram_id, cid)
+        chk_msg = await self.tg.telegram_client.get_messages(entity=self.tmp_telegram_id, ids=id)
+        return id, chk_msg
+
     async def handle_command_re(self, cid=None, msg=None, help=None):
         if not help:
-            id = self.tg.mid.id_to_num_offset(self.tmp_telegram_id, cid)
-            chk_msg = await self.tg.telegram_client.get_messages(entity=self.tmp_telegram_id, ids=id)
+            id, chk_msg = await self.check_msg(cid)
             if chk_msg is not None:
               self.tmp_tg_msg = await self.tg.telegram_client.send_message(self.tmp_telegram_id, msg, reply_to=id)
               reply = True
@@ -47,3 +54,29 @@
               'channel/chat.'
             )
         return reply
+
+    async def handle_command_ed(self, cid=None, new_msg=None, help=None):
+        if not help:
+            id, ed_msg = await self.check_msg(cid)
+            if ed_msg is not None:
+              try:
+                  self.tmp_tg_msg = await self.tg.telegram_client.edit_message(ed_msg, new_msg)
+              except MessageNotModifiedError:
+                  self.tmp_tg_msg = ed_msg
+                  reply = True
+              except MessageAuthorRequiredError:
+                  reply = ('Not the author of the message to edit',)
+              else:
+                  reply = True
+            else:
+              reply = ('Unknown message to edit',)
+        else: # HELP.brief or HELP.desc (first line)
+            reply = ('   !ed         Edit a message',)
+        if help == HELP.desc:  # rest of HELP.desc
+            reply += \
+            (
+              '   !ed <compact_id> <new_message>',
+              'Edit a message with <compact_id> on current channel/chat,',
+              '<new_message> replaces the current message.'
+            )
+        return reply